Possible hazardous material investigated near Martinez recycling plant

MARTINEZ, Calif. - An abandoned trailer outside a water treatment plant in Martinez sparked a possible hazardous material investigation on Tuesday.

After running test on a sample, the liquid substance found in the container was not hazardous, the Contra Costa Fire Protection District said. 

Authorities temporarily shut Pacheco Avenue from Howe Road to Morello Avenue while they investigated what substance was left in the trailer. 

The investigation started at 9:30 a.m. when someone reported the presence of the abandoned trailer. 

A potentially hazardous material was found in an abandoned trailer outside of the Martinez water treatment plant on March 12, 2024. (KTVU FOX 2)

There had been three trailers outside the plant, but two were towed away without incident. The hazmat team was summoned after discovering that the third trailer was not empty, according to the Contra Costa Fire Protection District.